Carbureter.



C. J. GRACE.

CARBURETER.

APPLICATION man JUNE 3. 1916.

Patented Aug. 6, 1918.

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fBeit kbwn th' t I,- CHARLES JEENsGRAoE,

, Sidingat Tregrayth, "Kenwyn, Truro, in

rthe' county "of Cornwall, England, have in vented new land-useful Carbureters, of whichrthe following is a specification.

i .forcarbureting air and for regulating the f supply} ofiliq'uid fuel to internal combus- 'tion engin es'in which liquid fuel is delivered bya number :of capillary tubes.

actioircan be varied toregulate the supply "jlciarried in a frame, or a block is pierced with-a number ofcapillary tubes, the frame sides of the capillary tubes dip into a reserf voir of liquid fuel, thenumber of-tubes in faction-being Varied to control the amount of fuel-j delivered. s p

" Preferably, the frame or block is located o supply to; the engine isregulated by moving 'theframeor block, and the capillary tubes a reof such a length that-the amount of fuel if/The block maybecast with a number of ,wires iniitwhich'are afterward withdrawn ljle'aving capillaryit ubes, or the block may shut ,oif,"so as te'givef a mixture 7 ofconstant othervitreous material packed in a suitable jmatrix to form the block, and the tubes are lary action at least 3/8ths' of an; inch. V

l ."Thedrawings illustrate apparatus made in-accordance with my invention. Figure 1 1 i'sasectionand Fig. 2 is an elevation partly ,--in section ;at right angles to Fig. '1 in which ofethe frame carrying the "capillary; tubes. 4 -ilcCapillaryftubes a? of varyingclengthare a subject of thetKing of Great Britain, re-

V a combustion chamber.

According to this invention an assemblage t "of the capillary tubes is so arranged and fbodily 'shifted that the number of tubes in I 'of, jfuel. A- number of capillary tubes are or block being soarranged that the underand is carried by the cover a in the, air supply passage so that'the air deliv'ered diminishesasthe air supply is 'fconsist' of a .fnumber"of;tubes of glass or :gsuch that" the" liquid fuel is raised by capil-' thei'capillarytubes arelcarried in frame,"

Fig.3 isablockwhichlmay be usedin place,

arried byfaiframe b secured to the cover STATES, PATENT O CE CARBURETER. 7

of a liquid fuel receptacle d. The cover c" I V Specification of Letters Patent. 1 a Pat t d A g 6 1918 f 7 has trunnions 01c connected'bylinkse e, to cranks f f on a shaft g,'so"that, when the shaft 9 is turned, the cover 0' and frame Z) are raised or lowered[ In the receptacle d is afloat h operating an inlet valve iin the passage by which the 'air and fuel pass to The passage Z may be closed by a'disk'm'on the shaft g. It will be observed that the frame 6- is shown in'the-' drawings in itsjlowest position and therefore at the point. of the maximum l.111'

mersion of the tubes @and the passage Z is fully opened. When the shaft g is turned,

some of thetwbes a areyraised out of the V liquid fuel so that less fuelfis' supplied and r at the same timethe tubesn enter'the mouth of the passage Zconstricting the air supply.

The block shown in Fig. 3 is pierced with V capillary tubes indicated by dotted lines 1 manner to the frame 6.

is moved bodilyirelatively to the fuel and I v I I 111 a, similar It will be noted thatithe cluster of tubes if 7 into the fuel. Whena given tube isnot within the body of fuel it is not "eifective to conductthe fuelby reason of suction. Thus it is apparent that my tubes operate, or

, WhatfI claim is': 7' r 7 111 a carbureter, afuel receptacle, acover for said receptacle, means for moving the cease operating, by.,their -bodily movement 7 into and outof the fuel as distinguished 1 from structures'in which the tubes are con stantly' in communication with a fuel r e ceptacle and are successively turned to-reried by the cover and adapted to deliver a JCHARLES J E S GR a 'obtajined forfive cents each, by addressing the coinmi ssioner o1 l'atents; WaShington,D.G.- 1 i a i I I V 5 t V H usual manner. '76 hare a rinlets and Z is a 'i- Th s invention relates to improved means j: cover, an assemblage'of capillary tubes car- 

